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mxser: remove unnesesary NULL check 

mxser_transmit_chars(tty, port) is called only from mxser_interrupt().
NULL check is performed in mxser_interrupt() so it is redundant here.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Acked-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Kulikov Vasiliy 2010-07-23 20:34:53 +04:00 committed by Greg Kroah-Hartman
parent e847003f00
commit 464eb8f596
1 changed files with 1 additions and 1 deletions
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2
drivers/char/mxser.c
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@ -2193,7 +2193,7 @@ static void mxser_transmit_chars(struct tty_struct *tty, struct mxser_port *port
port->mon_data.up_txcnt += (cnt - port->xmit_cnt);
port->icount.tx += (cnt - port->xmit_cnt);
if (port->xmit_cnt < WAKEUP_CHARS && tty)
if (port->xmit_cnt < WAKEUP_CHARS)
tty_wakeup(tty);
if (port->xmit_cnt <= 0) {